1. Mini vacuum arc extinguish
High reliability; small volume; long life time; fixed inside the epoxide resin.
2. Epoxide resin sealing
Anti-ozone, anti-ultraviolet; It is firm, light and convenience for transport.
3. Spring mechanism
Small volume, reliable performance, maintenance free.
4. Manual and motor closing & opening
It can be operated by manual and motor,a signal of C/O and storage in outside.
5. Switch case
Aluminium-alloy material, stain steel and armor plate.